ES9822PRO datasheet(4/126 Pages) ESS

4 / 126 page

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ES9822 PRO Product Datasheet

ESS TECHNOLOGY, INC. 109 Bonaventura Drive, San Jose, CA 95134, USA Tel (408) 643-8800 WWW.ESSTECH.COM

List of Figures

Figure 1 - ES9822 PRO Block Diagram ...........................................................................................................................................................................6

Figure 2 - 40 QFN Pinout..................................................................................................................................................................................................7

Figure 3 - Digital Signal Path ............................................................................................................................................................................................9

Figure 4 - ES9822 PRO Clock Distribution.....................................................................................................................................................................20

Figure 6 - Recommended Power up/down Sequences ..................................................................................................................................................35

Figure 7 - I2C Slave Control Interface Timing Diagram..................................................................................................................................................40

Figure 8 - SPI Timing Diagrams .....................................................................................................................................................................................41

Figure 9 - ES9822QPRO Reference schematic for normal operation ..........................................................................................................................106

Figure 10 - Reference schematic ADC input stage for Single Ended (S/E) and differential input ................................................................................107

Figure 11 - ES9311Q Reference voltage regulator schematic .....................................................................................................................................107

Figure 12 - 40 QFN Package Dimensions....................................................................................................................................................................110

Figure 13 - ES9822 PRO QFN Marking .......................................................................................................................................................................111

Figure 14 - IR/Convection Reflow Profile (IPC/JEDEC J-STD-020D.1) .......................................................................................................................112

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